US

A descendant of Comanche indian soldiers prays on Utah Beach on June 9, 2014 in Sainte-Marie-du-Mont, northwestern France. 14 Comanche code talkers landed on June 6,1944 in Utah Beach with the 4th US infantry division. They used the Comanche language to transmit messages that could not be understood by the German occupiers.

Charly Triballeau/AFP

A descendant of Comanche Indian soldiers prays on Utah Beach on Monday in Sainte-Marie-du-Mont, northwestern France. Fourteen Comanche code talkers landed there on June 6, 1944, with the 4th US infantry division.

Barack Obama, Michelle Obama, Michael Bloomberg, Bill Clinton, Hillary Rodham Clinton...President Barack Obama and first lady Michelle Obama, along with former Secretary of State Hillary Rodham Clinton and former President Bill Clinton tour the Memorial Hall at the National September 11 Memorial Museum with former New York Mayor Michael Bloomberg, Thursday, May 15, 2014, in New York.

Carolyn Kaster/AP

President Barack Obama and first lady Michelle Obama, along with former Secretary of State Hillary Rodham Clinton and former President Bill Clinton tour the Memorial Hall at the National September 11 Memorial Museum with former New York Mayor Michael Bloomberg, Thursday Read more

arah Jessica Parker attends the "Charles James: Beyond Fashion" Costume Institute Gala at the Metropolitan Museum of Art on May 5, 2014 in New York City.  (Photo by Larry Busacca/Getty Images)

Larry Busacca/Getty Images

Sarah Jessica Parker attends the “Charles James: Beyond Fashion” Costume Institute Gala at the Metropolitan Museum of Art, New York City.

Joe Raedle/Getty Images

Philip Triplett recovers an American flag from the destroyed home of a family friend after it was hit by a tornado in Louisville, Mississippi. A string of deadly tornadoes tore through the region beginning on Monday, leaving more than two dozen dead.

People try out the new 850-foot-long SlotZilla Zipline at the Fremont Street Experience in downtown Las Vegas

Steve Marcus/Reuters

People try out the new 850ft-long SlotZilla Zipline at the Fremont Street Experience in downtown Las Vegas, Nevada

Debris from Mayflower RV is pictured strewn around in Mayflower, Arkansas April 29, 2014. A storm system that killed more than 20 people continued its march across a large swath of the U.S. Southeast on Tuesday, packing baseball-sized hail, damaging winds and the threat of more tornados, meteorologists said.

Carlo Allegri/Reuters

Debris from an RV lot is strewn around in Mayflower, Arkansas. A storm system that killed more than 20 people continued its march across a large swath of the US southeast on Tuesday, packing baseball-sized hail, damaging winds and the threat of more tornadoes.

Hoover Dam, a concrete arch-gravity dam in the Black Canyon of the Colorado River on the border between the US states of Arizona and Nevada. Hoover Dam ,finished in 1936, impounds Lake Mead, the largest reservoir in the United States by volume. The dam's generators provide power for public and private utilities in Nevada, Arizona, and California. Hoover Dam is a major tourist attraction; nearly a million people tour the dam each year.

Joe Klamar/AFP

The sun rises over the Hoover Dam, a concrete arch-gravity dam in the Black Canyon of the Colorado River on the border between the US states of Arizona and Nevada. The Hoover Dam was finished in 1936 and impounds Lake Mead, the largest reservoir in theUS by volume.

US soldiers carry a flag-draped coffin containing the remains believed to be of a US soldier during a repatriation ceremony at Phnom Penh International Airport.  Remains believed to be those of three US servicemen killed in Cambodia more than four decades ago during the Vietnam War were repatriated for identification in the United States

Siv Channa/AFP/Getty Images

US soldiers carry a flag-draped coffin containing the remains believed to be of a US soldier during a repatriation ceremony at Phnom Penh International Airport. Remains thought to be those of three US servicemen killed in Cambodia more than four decades ago during the Vietnam war were repatriated for identification in the US.

Largest Freefall Formation world record attempt in Arizona USA...epaselect epa04150210 222 skydivers from World Team attempt to break the world record for the Federation Aeronautique Internationale (FAI) Largest Sequential Freefall Formation attempt at Skydive Arizona in Eloy, Arizona, USA, 01 April, 2014.

Roy Dabner/EPA

222 skydivers from World Team attempt to break the world record for the Federation Aeronautique Internationale (FAI) Largest Sequential Freefall Formation attempt at Skydive Arizona in Eloy, Arizona, US on Monday. Read more

Obama Welcomes World Series Champions Boston Red Sox To The White House...WASHINGTON, DC - APRIL 01:  Boston Red Sox designated hitter David Ortiz (L) poses for a "selfie" with U.S. President Barack Obama during a ceremony on the South Lawn of the White House to honor the 2013 World Series Champion Boston Red Sox April 1, 2014 in Washington, DC. The Red Sox defeated the St. Louis Cardinals in the 2013 World Series. (Photo by Win McNamee/Getty Images)

Win McNamee/Getty

Boston Red Sox designated hitter David Ortiz poses for a selfie with US President Barack Obama during a ceremony at the White House to honour the 2013 World Series Champions Read more